Zigzag has slight angles of the stem where each leaf grows. It blooms in woodlands in the fall, finding spots where just enough light gets through he canopy. The flower heads are relatively large for goldenrod. Found in AL, AR, CT, DE, GA, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NY, OH, PA, RI(T), SC, SD, TN, VA, VT, WI, WV, NB, NS, ON, PE, and QC. Benzie Co MI, 9/12/12.